Strategic Mission &
Regulatory Vision
Global Compliance. Local Precision.
Jaguar Tax Advisory was established to bridge the widening gap between high-level tax theoretical frameworks and the granular, technical reality of international compliance.
As specialist US–UK cross-border advisors, we navigate the world's most complex tax treaties with an ownership mentality. We don't just advise; we architect the structural defense required to protect your global capital from jurisdictional friction.
Our vision is to become the definitive shield for ultra-high-net-worth individuals and multinational enterprises operating across the transatlantic corridor.
Transatlantic Mastery
We specialize in the surgical intersection of IRS and HMRC regulatory frameworks for total compliance.
Clinical Defense
We provide lethal audit representation and technical controversy support to handle aggressive agency scrutiny.
The Jaguar Standard.
Structural Integrity.
Every strategy we design is built to withstand intense regulatory scrutiny. We architecturalize frameworks that are legal, ethical, and defensible across borders.
Transatlantic Agility.
Big-firm rigor combined with boutique responsiveness. As US–UK specialists, we move with speed to capitalize on jurisdictional opportunities and mitigate cross-border friction.
Analytical Precision.
We dismantle complex tax codes to solve for the lowest possible liability footprint. Our team of specialists provides the clinical clarity required for capital preservation.
Ownership Mentality.
We operate as an extension of your executive team. Our experts take absolute accountability for the structural efficacy and long-term resilience of your tax strategy.
Institutional
Partnership.
As specialist advisors, we partner with ultra-high-net-worth individuals and multinational enterprises to navigate the complex US–UK transatlantic tax corridor. Our approach combines mathematical rigor with extensive regulatory experience, ensuring every structural recommendation is both compliant and aggressively tax-efficient.
Connect with a PartnerThe Advisory Partnership.
Our leadership is comprised of former regulatory authorities, seasoned tax attorneys, and institutional finance directors dedicated to protecting global capital.
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Philip Smith
US TAX PARTNER
Clara Taylor
SENIOR TAX ADVISOR
Thomas Panton
US TAX SPECIALIST
John Watson
SENIOR ACCOUNTANT
Henry Simons
MANAGING DIRECTOR, INTERNATIONAL TAX
Emma Sinclaire
DIRECTOR, CROSS-BORDER TAX STRUCTURING
David Foster
PARTNER, TAX CONTROVERSY & AUDIT DEFENSE
Hannah Smith
SENIOR TAX CONSULTANT
Sal Tarar
PARTNER, M&A & TRANSACTION TAX
Molly W.
ASSOCIATE, PRIVATE CLIENT SERVICES
Philip Smith
US TAX PARTNER
Clara Taylor
SENIOR TAX ADVISOR
Thomas Panton
US TAX SPECIALIST
John Watson
SENIOR ACCOUNTANT
Henry Simons
MANAGING DIRECTOR, INTERNATIONAL TAX
Emma Sinclaire
DIRECTOR, CROSS-BORDER TAX STRUCTURING
David Foster
PARTNER, TAX CONTROVERSY & AUDIT DEFENSE
Hannah Smith
SENIOR TAX CONSULTANT
Sal Tarar
PARTNER, M&A & TRANSACTION TAX
Molly W.
ASSOCIATE, PRIVATE CLIENT SERVICES
Frequently Asked Questions.
Technical guidance.
From concept to compliance, we provide the structural clarity required for global capital preservation.